You need to know about these quantities used in waves - what they mean, the symbols used for them and the units used to measure them. The amplitude (\(a\)) of a wave is the distance from the ...

The quantity of energy carried relates to the amplitude of the wave ... particles of the spring vibrate horizontally. In a longitudinal wave, the vibration is parallel to the direction of energy ...

Recently, a research team from National Astronomical Observatories of Chinese Academy of Sciences and the University of Chinese Academy of Sciences jointly proposed a novel  gravitational wave ...